public void UseCustomComparer()
{
CompareLogic compareLogic = new CompareLogic();
SpecificTenant tenant1 = new SpecificTenant();
tenant1.Name = "wire";
tenant1.Amount = 37;
SpecificTenant tenant2 = new SpecificTenant();
tenant2.Name = "wire";
tenant2.Amount = 155;
//No Custom Comparer
Assert.IsFalse(compareLogic.Compare(tenant1, tenant2).AreEqual);
//specify custom selector
compareLogic.Config.CustomComparers.Add(new MyCustomComparer(RootComparerFactory.GetRootComparer()));
Assert.IsTrue(compareLogic.Compare(tenant1, tenant2).AreEqual);
tenant2.Amount = 42;
Assert.IsFalse(compareLogic.Compare(tenant1, tenant2).AreEqual);
}
public void UseCustomComparer()
{
SpecificTenant tenant1 = new SpecificTenant();
tenant1.Name = "wire";
tenant1.Amount = 37;
SpecificTenant tenant2 = new SpecificTenant();
tenant2.Name = "wire";
tenant2.Amount = 155;
//No Custom Comparer
Assert.IsFalse(_compare.Compare(tenant1, tenant2).AreEqual);
//specify custom selector
_compare.Config.CustomComparers.Add(new MyCustomComparer(RootComparerFactory.GetRootComparer()));
Assert.IsTrue(_compare.Compare(tenant1, tenant2).AreEqual);
tenant2.Amount = 42;
Assert.IsFalse(_compare.Compare(tenant1, tenant2).AreEqual);
//restore
_compare.Config.CustomComparers = new List <BaseTypeComparer>();
}
public void UseFuncCustomComparer()
{
CompareLogic compareLogic = new CompareLogic();
SpecificTenant tenant1 = new SpecificTenant();
tenant1.Name = "wire";
tenant1.Amount = 37;
SpecificTenant tenant2 = new SpecificTenant();
tenant2.Name = "wire";
tenant2.Amount = 155;
//No Custom Comparer
Assert.IsFalse(compareLogic.Compare(tenant1, tenant2).AreEqual);
//specify custom selector
//using the same rule as MyCustomComparer
compareLogic.Config.CustomComparers.Add(new CustomComparer <SpecificTenant, SpecificTenant>(
(st1, st2) => !(st1.Name != st2.Name || st1.Amount > 100 || st2.Amount < 100)
));
Assert.IsTrue(compareLogic.Compare(tenant1, tenant2).AreEqual);
tenant2.Amount = 42;
Assert.IsFalse(compareLogic.Compare(tenant1, tenant2).AreEqual);
//Change rule at runtime
var comparerer = compareLogic.Config.CustomComparers[0] as CustomComparer <SpecificTenant, SpecificTenant>;
comparerer.Compare = (st1, st2) => !(st1.Name != st2.Name || st1.Amount > 100 || st2.Amount < 40);
Assert.IsTrue(compareLogic.Compare(tenant1, tenant2).AreEqual);
}
